Shaking Window Javascript

Copy the following code into your HEAD tags.

<script language="javascript" type="text/javascript"> var speed =100; //You can change this value var repeatCount = 10;//You can change this value var spread = 10; //You can change this value var i = 0; function Vibrate() { spread = - spread; window.moveBy(spread, spread); i++; if (i >= repeatCount) { window.clearInterval(Go); i = 0; } } function DoIt() { Go = window.setInterval(Vibrate, speed); } </script>